1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_CHROME_SYSTEM_PROBES_PARSER_H_
18 #define SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_CHROME_SYSTEM_PROBES_PARSER_H_
19 
20 #include <array>
21 
22 #include "perfetto/protozero/field.h"
23 #include "src/trace_processor/storage/trace_storage.h"
24 
25 namespace perfetto {
26 namespace trace_processor {
27 
28 class TraceProcessorContext;
29 
30 class ChromeSystemProbesParser {
31  public:
32   using ConstBytes = protozero::ConstBytes;
33 
34   explicit ChromeSystemProbesParser(TraceProcessorContext*);
35 
36   void ParseProcessStats(int64_t ts, ConstBytes);
37 
38  private:
39   TraceProcessorContext* const context_;
40 
41   const StringId is_peak_rss_resettable_id_;
42 
43   // Maps a proto field number for memcounters in ProcessStats::Process to
44   // their StringId. Keep kProcStatsProcessSize equal to 1 + max proto field
45   // id of ProcessStats::Process. Also update SystemProbesParser.
46   static constexpr size_t kProcStatsProcessSize = 15;
47   std::array<StringId, kProcStatsProcessSize> proc_stats_process_names_{};
48 };
49 
50 }  // namespace trace_processor
51 }  // namespace perfetto
52 
53 #endif  // SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_CHROME_SYSTEM_PROBES_PARSER_H_
54